| Investigation on the parthenogenetic response of sunflower lines and hybrids. M Drumeva, P Yankov | 16* | 2015 |
| Independent and combined effect of genotype and some agronomy factors on yield and Phomopsis helianthi infection in sunflower. I. Effect on seed yield. P Yankov, TK Tonev, V Encheva | 10* | 2002 |
| Exploring the yield potential and spike characteristics of tritordeum (× Tritordeum Ascherson et Graebner) accessions under the conditions of South Dobrudzha. H Stoyanov | 9* | 2015 |
| Parthenogenetic responsiveness of sunflower hybrid combinations with expressed tolerance to herbicides. M Drumeva, P Yankov | 8* | 2017 |
| Efficacy and selectivity of herbicides and herbicide combinations at winter oilseed canola, grown by conventional and Clearfield technologies. G Delchev | 7* | 2014 |
| Effect of Sclerotinia sclerotiorum on Sunflower Seeds Quality M Drumeva, P Yankov Helia 41 (68), 45-55, 2018 | 5 | 2018 |
| Investigation on the resistance of doubled haploid sunflower lines to some biotic factors. M Drumeva, P Yankov, N Nenova, P Shindrova Agricultural Science & Technology (1313-8820) 6 (1), 2014 | 5 | 2014 |
| Role of Some Agronomy Practices for The Nutrition Regime of Haplic Chernozems After Spring Crops M Nankova, P Yankov, D Georgiev, N Nankov Fresen. Environ. Bull 19, 1716-1722, 2010 | 5 | 2010 |
| Changes in the composition and water sustainability of soil units under the effect of some soil tillage systems P Yankov Bulg. J. Agric. Sci 15 (5), 393-399, 2009 | 5 | 2009 |
| New Sunflower Restorer Lines Developed by Y-Induced Parthenogenesis from Helianthus Annuus Hybrids—Disease Resistance, Combining Ability. I. Disease Resistance M Drumeva, P Yankov, N Nenova, P Shindrova, V Encheva Proceedings of the Conventional and Molecular Breeding of Field and …, 2008 | 5 | 2008 |
| Independent and combined effect of genotype and some agronomy factors on yield and Phomopsis helianthi infection in sunflower. II. Effect on Phomopsis helianthi infection. V Encheva, TK Tonev, P Yankov | 5 | 2003 |
| Effect of different types of soil tillage for sunflower on some soil physical characteristics. Part I: soil moisture P Yankov, M Drumeva Helia 44 (74), 59-72, 2021 | 4 | 2021 |
| Effect of different types of main soil tillage on bean yield under the conditions of Dobrudzha region P Yankov Bulg. J. Agric. Sci 16 (2), 196-202, 2010 | 4 | 2010 |
| Effect of different soil tillage systems in crop rotation on some physical and agro-chemical characteristics of slightly leached chernozem soils P Yankov Ph. D. thesis, 2005 | 4 | 2005 |
| Effect of the soil tillage system on the root development of maize P Yankov, M Drumeva Romanian agricultural research 34, 113-119, 2017 | 3 | 2017 |
| Long-term application of soil tillage systems in crop rotation and their effct on phosphorus distribution in the soil units of Haplic Chernozems M Nankova, P Yankov 2nd International Scientific Conference Soil and Crop Management, September …, 2013 | 3 | 2013 |
| Vertical distribution of wheat seeds in the soil layer depending on the type of pre-sowing tillage. P Yankov | 3 | 2012 |
| Change of available phosphorus content in the structure fractions of slightly leached chernozem (Livic Phaeozem) under the effect of soil tillage systems P Yankov, M Nankova, E Penchev Ecology and future 3 (3), 2004 | 3 | 2004 |
| Influence of different kinds of presowing tillage on wheat grain yield and some soil physical indices P Yankov Res. Commun. of USB, branch Dobrich 1, 69-72, 1999 | 3 | 1999 |
| Effects of Different Main Soil Tillage Methods on The Vertical Distribution of Sunflower Seeds in The Soil Layer and Plant Development P Yankov, M Drumeva Yuzuncu Yıl University Journal of Agricultural Sciences 31 (2), 396-407, 2021 | 2 | 2021 |
